Continuity mistake: Gibbs puts 3 pieces of paper down in the interrogation room and the middle one is out of alignment. Camera changes and now all the bits of paper are lined up. (00:30:00)
Continuity mistake: When Ducky and Jimmy walk towards the car at the start, the local LEO lifts the tape for them to walk under. However the shot changes while they are walking under, the tape is instantly lowered, and they are beyond it. (00:03:15)
Continuity mistake: The way Tony holds his phone in the scene at the start changes changes between shots instantly. (00:02:00)
Continuity mistake: At the start, the kids hide behind the pickup truck and the guy on the end has the camera. When the shot changes the guy in the middle has it. (00:00:30)
Continuity mistake: When McGee goes to answer Gibbs' phone, there are 2 female extras walking up the steps behind Tony that simply vanish into thin air. (00:22:10)
Continuity mistake: When Malachi is sneaking around the Damocles for the first time, he is walking and above him is a grated walkway, which changes to a normal ceiling instantly and the grated walkway vanishes. (00:18:15)
Continuity mistake: When Vance talks about Ziva's loyalties, his fingers are resting on the table. When we see the live feed on the screen they are not. (00:06:30)
Continuity mistake: When we see Gibbs and Vance in MTAC waiting for the connection, Gibbs has his hands on his folder in his lap. Camera changes and now he is holding the sides of his folder. (00:04:10)
Continuity mistake: When the remains drop onto the shrimp boat, the position of the boats differs between shots. (00:01:00)
Continuity mistake: At the start we see the two fishermen have gloves on. However when they grab the net to try and get the bag down, there is a hand holding the net that doesn't have gloves. (00:00:45)
Visible crew/equipment: When Gibbs walks into the interrogation room for the first time, the camera pans around and the top part of it can briefly be seen reflected in the mirror between the suspect and Gibbs. (00:33:40)
Continuity mistake: The way Ziva holds the sailor's Dog Tags changes between shots. (00:21:25)
Continuity mistake: On the Damaclease, we see one of the crew confront Ziva's associate and pin him to The Wall with a gun trained on him. Camera changes to a close up and the arm holding the associate to The Wall has disappeared. (00:18:25)
Continuity mistake: We see Ziva writing an email to her father when Abby walks in. When Ziva closes the email, the text has disappeared. (00:33:00)
Continuity mistake: When running from the dogs, the shadows of the vehicles are constantly changing. Best example is the camper-van. In one shot the shadow is central and directly beneath the vehicle showing the sun is high above them. In another shot the shadows are elongated and to the side. (00:33:00)
Continuity mistake: When McGee is running from the dogs he runs past the camper-van. Camera changes and he's level with the rear of the camper-van again. (00:33:00)
Continuity mistake: The amount of splatter on the security camera changes when we see DiNozzo looking through his binoculars to when McGee shot at the camera. (00:30:00)
Continuity mistake: McGee rests his paintball gun to the screen left side of the metal post in the gate. Camera changes and now it's on the screen right side of the metal post. (00:29:30)
Continuity mistake: When Tony is looking through his binoculars, he is holding them with one hand then 2 hands instantly. (00:29:00)
Continuity mistake: When Abby and McGee copy each other with the "You're not listening to me" line, Abby has her hand lowered. Camera cuts and now her hand is raised and she is pointing. (00:11:40)
Chosen answer: It is never stated, however she must have been there several years if she is on presidential detail.